Home / 179,037.76-247,078.30-98,471.38

Finding the Fourth Proportional to 179,037.76, 247,078.30 and 98,471.38

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Solution

The fourth proportional to 179,037.76, 247,078.30 and 98,471.38 is: 135,893.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,037.76 : 247,078.30 = 98,471.38 : x
  2. Step 2: Convert to fraction form
    179,037.76/247,078.30 = 98,471.38/x
  3. Step 3: Cross multiply
    179,037.76x = 247,078.30 × 98,471.38
  4. Step 4: Simplify right side
    179,037.76x = 24,330,141,169.05
  5. Step 5: Solve for x
    x = 24,330,141,169.05/179,037.76
  6. Step 6: Final answer
    x = 135,893.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.